Home / 148,278.84-204,624.90-80,296.36

Finding the Fourth Proportional to 148,278.84, 204,624.90 and 80,296.36

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Solution

The fourth proportional to 148,278.84, 204,624.90 and 80,296.36 is: 110,809.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,278.84 : 204,624.90 = 80,296.36 : x
  2. Step 2: Convert to fraction form
    148,278.84/204,624.90 = 80,296.36/x
  3. Step 3: Cross multiply
    148,278.84x = 204,624.90 × 80,296.36
  4. Step 4: Simplify right side
    148,278.84x = 16,430,634,635.36
  5. Step 5: Solve for x
    x = 16,430,634,635.36/148,278.84
  6. Step 6: Final answer
    x = 110,809.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.